Just think that for her Prom is coming someday, and you can casually bring this up and negotiate for a cheaper dress. You said, afterall, she is now waiting for the other shoe to drop. There are some wonderful make-it-at-home-yourself Prom dress patterns and maybe she could think about recycling those old curtains for you.......or just go with the Klingon Painsticks which bring instant gratification.

"A lonely climber walks a tightrope to where dreams are born and never die!" - Billy Thorpe, song: Edge of Madness, album: East of Eden's Gate

Weapons of choice:

Poser Pro 2012, SR2, Paintshop Pro 8